# SLIP OR FALL OF PERSON
> MSHA accident `220031950069` · 07/09/2003 · Cimbar Performance Minerals
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall onto or against objects
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** METAL COVERS & GUARDS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** —
- **Mine experience:** 3 years
## Operator
- **Controller:** Halliburton Company
- **Operator:** Cimbar Performance Minerals
- **Mine:** [4104038](https://api.ai-analytics.org/mine/4104038)
## Narrative

EMPLOYEE PUSHING ON WRENCH WITH FOOT, WRENCH SLIPPED EMPLOYEE LOST BALANCE JAM RIGHT KNEE INTO EDGE OF SHAKER. KNEE SWELLING WAS REASON FOR MEDICAL ATTENTION.

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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*